package 设计模式.facade;

public class Projector {
    private static Projector instance =new Projector();

    public static Projector getInstance(){
        return instance;
    }

    public void o11(){
        System.out.println("Projector开");
    }

    public void off22(){
        System.out.println("Projector关");
    }
    public void stopppp(){
        System.out.println("Projector暂停");
    }
}
